Two marks exercise problems IX — task. Mathematics State Board, Class 10.

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If \(1^3 + 2^3 + … + k^3\) \(=\) \(44100\), then find \( 1+ 2 + 3 + … + k\).

Answer:

\( 1+ 2 + 3 + … + k\) \(=\)

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15. Two marks exercise problems IX